Question

Need help
Round off the following numbers to the specified number of significant figures.

Answer 1

any particular number?

Answer 2

351.0 to 2 s.f

Answer 3

to 1 s.f

Answer 4

@peachpi

Answer 5

Not sure. 351.0 has 4 s.f, I think you may have to use scientific notation, or alternatively drop the decimal

To 2 s.f, it's 350 or \(3.5 \times 10^2\)
To 1 s.f, its 400 or \(4 \times 10^2\)

Answer 6

so it be then 400 right

Answer 7

2.317 X 10^-3 to 3 s.f

Answer 8

@Shalante